Others - Ricoh C249 Service Manual

4.4.7 OTHERS

Phenomenon
Difficult to Ink is present on the
remove ink cover surface.
from exterior
cover and so
on.
When MPU is Replace to the new RAM
changed, the with new MPU.
information that
user input is
lost.
Unusual Due to static electricity.
operation
A harness snapped and
caused a short circuit.
Unknown
SM
Cause
Clean the surface with a plastic
eraser
Install the RAM, which was on the
old MPU, to the new MPU.
＊ Be sure to do VR adjustments for
sensors etc. (! 3.3.3)
Make sure the machine is secure. A
fixed screw acts as a ground. The
machine must be kept secure for
the ground screw to operate.
Check if there is snapping harness
or short circuit. Unplug the machine.
Then plug it back in again.
Caution: Record the settings before
clearing memory.
Clear the memory with SP7
4-13
OTHERS
Solution
C249